Glycine Supplement
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Formulate scores every product across six weighted dimensions. Each dimension is graded independently — hover or tap to see what drove each component.
Ingredients per Serving
| Ingredient | Amount |
|---|---|
| L-Glycine | 1000 mg |
Certifications & Testing
Other Ingredients
Gelatin, Cellulose, Silicon Dioxide, Magnesium Stearate
Recommended Use
Suggested Use: As a dietary supplement, 2-4 capsules (1000-2000 mg) per day on an empty stomach. If using to support sleep quality, use around 1-2 hours before bed. Do not exceed 10 capsules in one day.
Warnings
Warning: Consult your physician before use. Do not use Glycine if you are pregnant, nursing, or are under 18 ears of age. Discontinue use and consult your doctor immediately if any adverse reactions occur. Do not use Glycine and operate heavy machinery until you know how it affects you. Keep out of reach of children. Do not exceed 10 capsules per day.
Frequently Asked Questions
What is Double Wood Glycine Supplement's Formulate score?
Double Wood Glycine Supplement scores 83 out of 100 (grade A-) on Formulate's ingredient-level rubric: clinical evidence, dose accuracy and bioavailability carry the score, while manufacturing, transparency and safety are checked separately and can only deduct.
Is Double Wood Glycine Supplement worth it?
Double Wood Glycine Supplement scores 83/100 (grade A-). That puts it in Formulate's top tier: its ingredient doses, forms, and label transparency hold up against the clinical evidence, and it carries credible third-party testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in Double Wood Glycine Supplement?
Each serving contains L-Glycine (1000 mg). Serving size: 2 Capsule(s). 150 servings per container.
How do I take glycine supplement?
Suggested Use: As a dietary supplement, 2-4 capsules (1000-2000 mg) per day on an empty stomach. If using to support sleep quality, use around 1-2 hours before bed. Do not exceed 10 capsules in one day.
Who makes Glycine Supplement?
Glycine Supplement is made by Double Wood. See Formulate's full grade and product lineup for Double Wood on its brand page.
Is Double Wood Glycine Supplement third-party tested?
Double Wood lists the following certifications and testing for this product: Non-GMO, Gluten-Free, Third-Party Tested.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.